package com.heima.wemedia.service.impl;

import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.heima.model.common.dtos.ResponseResult;
import com.heima.common.utils.JWTUtil;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.model.wemedia.dtos.WmLoginDto;
import com.heima.model.wemedia.pojos.WmUser;
import com.heima.wemedia.mapper.WmUserMapper;
import com.heima.wemedia.service.WmUserService;
import org.apache.commons.lang3.StringUtils;
import org.springframework.stereotype.Service;
import java.util.HashMap;
import java.util.Map;
@Service
public class WmUserServiceImpl extends ServiceImpl<WmUserMapper, WmUser> implements WmUserService {
    @Override
    public ResponseResult login(WmLoginDto dto) {
        System.out.println(dto);
        //1.检查参数
        if (StringUtils.isBlank(dto.getName()) || StringUtils.isBlank(dto.getPassword())) {
            return ResponseResult.errorResult(AppHttpCodeEnum.PARAM_INVALID, "用户名或密码为空");
        }
        //2.查询用户
        WmUser wmUser = getOne(Wrappers.<WmUser>lambdaQuery().eq(WmUser::getName, dto.getName()).eq(WmUser::getPassword, dto.getPassword()));
        if (wmUser == null) {
            return ResponseResult.errorResult(AppHttpCodeEnum.DATA_NOT_EXIST,"用户信息不存在");
        }
        //3.返回JWT数据
        Map<String, Object> map = new HashMap<>();
        map.put("token", JWTUtil.getToken(wmUser.getId().longValue()));
        wmUser.setPassword("");
        map.put("user", wmUser);
        return ResponseResult.okResult(map);
    }
}